Hearing Aid Battery Testers with Spare Battery Storage Compartment (Blue)
Price:
$8.60
$7.90
As of 2022-07-31 22:06:24 UTC (more info)
Product prices and availability are accurate as of 2022-07-31 22:06:24 UTC and are subject to change. Any price and availability information displayed on https://www.amazon.com/ at the time of purchase will apply to the purchase of this product.
You Save: $0.70 (8%)
In Stock.
Product Features
Digital Display indicates battery strength.
Works with most size of hearing aid battery.
Storage compartment for 2 extra batteries.
No batteries required for operation.
If we take the battery out , the voltage would be rebound . Please note , the rebound voltage is false electricity . If you test the battery on the battery tester , it would show full voltage . But in fact , it is not enough for using hearing aids .
